:root{--mcg-primary:#6D5DFB;--mcg-primary-dark:#5546DF;--mcg-accent:#F1EFFF;--mcg-success:#168C63;--mcg-warning:#D97706;--mcg-text:#172033;--mcg-muted:#667085;--mcg-border:#E5E7EB;--mcg-bg:#fff;--mcg-soft:#F8F9FC}
.mcg-app{font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--mcg-text);margin:24px 0}.mcg-shell{max-width:1050px;margin:auto}.mcg-header{display:flex;justify-content:space-between;gap:20px;align-items:flex-start;margin-bottom:18px}.mcg-header h2{margin:0 0 8px;font-size:clamp(28px,4vw,40px);line-height:1.12}.mcg-header p{margin:0;color:var(--mcg-muted);max-width:760px;line-height:1.6}.mcg-badge{background:var(--mcg-accent);color:var(--mcg-primary-dark);padding:8px 12px;border-radius:999px;font-size:13px;font-weight:700;white-space:nowrap}.mcg-grid{display:grid;grid-template-columns:.9fr 1.35fr;gap:18px}.mcg-panel{background:var(--mcg-bg);border:1px solid var(--mcg-border);border-radius:18px;padding:18px;box-shadow:0 10px 28px rgba(23,32,51,.06)}.mcg-control-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.mcg-control-grid label{font-size:13px;font-weight:700;color:var(--mcg-text);display:flex;flex-direction:column;gap:7px}.mcg-control-grid input,.mcg-control-grid select,.mcg-actions button,.mcg-toolbar button,.mcg-panel button{min-height:48px;border:1px solid var(--mcg-border);border-radius:12px;background:#fff;color:var(--mcg-text);font-size:16px;padding:0 13px;box-sizing:border-box}.mcg-control-grid input:focus,.mcg-control-grid select:focus,.mcg-actions button:focus,.mcg-toolbar button:focus,.mcg-panel button:focus{outline:3px solid rgba(109,93,251,.22);outline-offset:2px;border-color:var(--mcg-primary)}.mcg-actions,.mcg-toolbar{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}.mcg-actions button,.mcg-toolbar button,.mcg-panel button{cursor:pointer;font-weight:700}.mcg-actions button:hover,.mcg-toolbar button:hover,.mcg-panel button:hover{border-color:var(--mcg-primary);transform:translateY(-1px)}.mcg-primary{background:var(--mcg-primary)!important;border-color:var(--mcg-primary)!important;color:#fff!important}.mcg-primary:hover{background:var(--mcg-primary-dark)!important}.mcg-helper,.mcg-helptext{font-size:13px;color:var(--mcg-muted);line-height:1.55}.mcg-results{overflow:hidden}.mcg-results-head{display:flex;justify-content:space-between;gap:14px;align-items:flex-start;padding-bottom:14px;border-bottom:1px solid var(--mcg-border)}.mcg-eyebrow{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--mcg-primary);font-weight:800}.mcg-results-head h3{margin:4px 0;font-size:clamp(24px,3vw,32px)}.mcg-results-head p{margin:0;color:var(--mcg-muted)}.mcg-mini{text-align:right;display:flex;flex-direction:column;gap:2px}.mcg-mini span{font-size:13px;color:var(--mcg-muted)}.mcg-chords{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin:16px 0}.mcg-chord{border:1px solid var(--mcg-border);border-radius:14px;padding:12px;background:var(--mcg-soft);position:relative}.mcg-chord.is-active{border-color:var(--mcg-primary);background:var(--mcg-accent)}.mcg-chord-top{display:flex;justify-content:space-between;align-items:center;gap:8px}.mcg-chord-name{font-size:18px;font-weight:800}.mcg-chord small{display:block;color:var(--mcg-muted);margin-top:3px}.mcg-lock{min-height:auto!important;padding:4px 7px!important;font-size:12px!important;border-radius:8px!important}.mcg-piano-roll-wrap{margin:18px 0}.mcg-section-title{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:10px}.mcg-section-title span{font-weight:800}.mcg-section-title small{color:var(--mcg-muted)}.mcg-piano-roll{position:relative;min-height:220px;border:1px solid var(--mcg-border);border-radius:14px;overflow:hidden;background:repeating-linear-gradient(to bottom,#fff 0,#fff 21px,#f5f6fa 22px),repeating-linear-gradient(to right,transparent 0,transparent calc(25% - 1px),rgba(109,93,251,.12) 25%)}.mcg-note-block{position:absolute;height:16px;border-radius:5px;background:var(--mcg-primary);opacity:.88;box-shadow:0 1px 3px rgba(0,0,0,.1)}.mcg-meta-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}.mcg-meta-grid div{background:var(--mcg-soft);border:1px solid var(--mcg-border);border-radius:12px;padding:11px}.mcg-meta-grid span{display:block;font-size:12px;color:var(--mcg-muted);margin-bottom:4px}.mcg-meta-grid strong{font-size:14px;line-height:1.4;word-break:break-word}.mcg-note{background:var(--mcg-soft);border-left:3px solid var(--mcg-primary);padding:10px 12px;border-radius:8px;margin-top:12px;font-size:13px;line-height:1.5}.mcg-bottom{grid-template-columns:1fr 1fr;margin-top:18px}.mcg-history{display:flex;flex-direction:column;gap:8px}.mcg-history-item{padding:10px 12px;background:var(--mcg-soft);border:1px solid var(--mcg-border);border-radius:10px;font-size:13px}.mcg-status{min-height:22px;margin-top:12px;color:var(--mcg-success);font-size:13px;font-weight:700}
@media(max-width:860px){.mcg-grid,.mcg-bottom{grid-template-columns:1fr}.mcg-chords{grid-template-columns:repeat(2,minmax(0,1fr))}.mcg-meta-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.mcg-header{flex-direction:column}.mcg-mini{text-align:left}}
@media(max-width:560px){.mcg-control-grid{grid-template-columns:1fr}.mcg-chords,.mcg-meta-grid{grid-template-columns:1fr}.mcg-panel{padding:14px;border-radius:14px}.mcg-actions button,.mcg-toolbar button{flex:1 1 calc(50% - 8px)}.mcg-results-head{flex-direction:column}.mcg-piano-roll{min-height:190px}}